BSL-1.0 to allowed licenses (#37)

- [x] BSL-1.0 is an approved license as well

Author: maksimryndin

deny.toml

@@ -34,6 +34,7 @@ allow = [
     "BSD-2-Clause",
     "BSD-3-Clause",
     "BSD-2-Clause-Patent",
+    "BSL-1.0",
     "CC-BY-1.0",
     "CC-BY-2.0",
     "CC-BY-3.0",